Merge pull request #8009 from pjdruddy/evpn-cleanup

zebra: resolve multiple functions for local MAC delete
This commit is contained in:
Donald Sharp 2021-02-04 13:37:24 -05:00 committed by GitHub
commit 4b24d96930
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 11 additions and 95 deletions

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@ -2302,34 +2302,17 @@ int zebra_evpn_add_update_local_mac(struct zebra_vrf *zvrf, zebra_evpn_t *zevpn,
return 0;
}
int zebra_evpn_del_local_mac(zebra_evpn_t *zevpn, struct ethaddr *macaddr,
struct interface *ifp)
int zebra_evpn_del_local_mac(zebra_evpn_t *zevpn, zebra_mac_t *mac)
{
zebra_mac_t *mac;
char buf[ETHER_ADDR_STRLEN];
bool old_bgp_ready;
bool new_bgp_ready;
/* If entry doesn't exist, nothing to do. */
mac = zebra_evpn_mac_lookup(zevpn, macaddr);
if (!mac)
return 0;
/* Is it a local entry? */
if (!CHECK_FLAG(mac->flags, ZEBRA_MAC_LOCAL))
return 0;
if (IS_ZEBRA_DEBUG_VXLAN) {
char mac_buf[MAC_BUF_SIZE];
zlog_debug(
"DEL MAC %s intf %s(%u) VID %u -> VNI %u seq %u flags %snbr count %u",
prefix_mac2str(macaddr, buf, sizeof(buf)), ifp->name,
ifp->ifindex, mac->fwd_info.local.vid, zevpn->vni,
mac->loc_seq,
zebra_evpn_zebra_mac_flag_dump(mac, mac_buf,
sizeof(mac_buf)),
if (IS_ZEBRA_DEBUG_VXLAN)
zlog_debug("DEL MAC %s VNI %u seq %u flags 0x%x nbr count %u",
prefix_mac2str(&mac->macaddr, buf, sizeof(buf)),
zevpn->vni, mac->loc_seq, mac->flags,
listcount(mac->neigh_list));
}
old_bgp_ready = zebra_evpn_mac_is_ready_for_bgp(mac->flags);
if (zebra_evpn_mac_is_static(mac)) {
@ -2344,7 +2327,7 @@ int zebra_evpn_del_local_mac(zebra_evpn_t *zevpn, struct ethaddr *macaddr,
zlog_debug(
"re-add sync-mac vni %u mac %s es %s seq %d f %s",
zevpn->vni,
prefix_mac2str(macaddr, buf, sizeof(buf)),
prefix_mac2str(&mac->macaddr, buf, sizeof(buf)),
mac->es ? mac->es->esi_str : "-", mac->loc_seq,
zebra_evpn_zebra_mac_flag_dump(
mac, mac_buf, sizeof(mac_buf)));
@ -2371,7 +2354,7 @@ int zebra_evpn_del_local_mac(zebra_evpn_t *zevpn, struct ethaddr *macaddr,
zebra_evpn_process_neigh_on_local_mac_del(zevpn, mac);
/* Remove MAC from BGP. */
zebra_evpn_mac_send_del_to_client(zevpn->vni, macaddr, mac->flags,
zebra_evpn_mac_send_del_to_client(zevpn->vni, &mac->macaddr, mac->flags,
false /* force */);
zebra_evpn_es_mac_deref_entry(mac);

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@ -253,8 +253,7 @@ int zebra_evpn_add_update_local_mac(struct zebra_vrf *zvrf, zebra_evpn_t *zevpn,
struct ethaddr *macaddr, vlanid_t vid,
bool sticky, bool local_inactive,
bool dp_static);
int zebra_evpn_del_local_mac(zebra_evpn_t *zevpn, struct ethaddr *macaddr,
struct interface *ifp);
int zebra_evpn_del_local_mac(zebra_evpn_t *zevpn, zebra_mac_t *mac);
int zebra_evpn_mac_gw_macip_add(struct interface *ifp, zebra_evpn_t *zevpn,
struct ipaddr *ip, zebra_mac_t **macp,
struct ethaddr *macaddr, vlanid_t vlan_id);

View File

@ -4071,7 +4071,6 @@ int zebra_vxlan_dp_network_mac_add(struct interface *ifp,
* 1. readd the remote MAC if we have it
* 2. local MAC with does ES may also need to be re-installed
*/
static int zebra_vxlan_do_local_mac_del(zebra_evpn_t *zevpn, zebra_mac_t *mac);
int zebra_vxlan_dp_network_mac_del(struct interface *ifp,
struct interface *br_if,
struct ethaddr *macaddr, vlanid_t vid)
@ -4122,72 +4121,7 @@ int zebra_vxlan_dp_network_mac_del(struct interface *ifp,
if (IS_ZEBRA_DEBUG_VXLAN || IS_ZEBRA_DEBUG_EVPN_MH_MAC)
zlog_debug("dpDel local-nw-MAC %pEA VNI %u", macaddr,
vni);
zebra_vxlan_do_local_mac_del(zevpn, mac);
}
return 0;
}
static int zebra_vxlan_do_local_mac_del(zebra_evpn_t *zevpn, zebra_mac_t *mac)
{
bool old_bgp_ready;
bool new_bgp_ready;
if (IS_ZEBRA_DEBUG_VXLAN)
zlog_debug("DEL MAC %pEA VNI %u seq %u flags 0x%x nbr count %u",
&mac->macaddr, zevpn->vni, mac->loc_seq, mac->flags,
listcount(mac->neigh_list));
old_bgp_ready = zebra_evpn_mac_is_ready_for_bgp(mac->flags);
if (zebra_evpn_mac_is_static(mac)) {
/* this is a synced entry and can only be removed when the
* es-peers stop advertising it.
*/
memset(&mac->fwd_info, 0, sizeof(mac->fwd_info));
if (IS_ZEBRA_DEBUG_EVPN_MH_MAC)
zlog_debug(
"re-add sync-mac vni %u mac %pEA es %s seq %d f 0x%x",
zevpn->vni, &mac->macaddr,
mac->es ? mac->es->esi_str : "-", mac->loc_seq,
mac->flags);
/* inform-bgp about change in local-activity if any */
if (!CHECK_FLAG(mac->flags, ZEBRA_MAC_LOCAL_INACTIVE)) {
SET_FLAG(mac->flags, ZEBRA_MAC_LOCAL_INACTIVE);
new_bgp_ready =
zebra_evpn_mac_is_ready_for_bgp(mac->flags);
zebra_evpn_mac_send_add_del_to_client(
mac, old_bgp_ready, new_bgp_ready);
}
/* re-install the entry in the kernel */
zebra_evpn_sync_mac_dp_install(mac, false /* set_inactive */,
false /* force_clear_static */,
__func__);
return 0;
}
/* Update all the neigh entries associated with this mac */
zebra_evpn_process_neigh_on_local_mac_del(zevpn, mac);
/* Remove MAC from BGP. */
zebra_evpn_mac_send_del_to_client(zevpn->vni, &mac->macaddr, mac->flags,
false /* force */);
zebra_evpn_es_mac_deref_entry(mac);
/*
* If there are no neigh associated with the mac delete the mac
* else mark it as AUTO for forward reference
*/
if (!listcount(mac->neigh_list)) {
zebra_evpn_mac_del(zevpn, mac);
} else {
UNSET_FLAG(mac->flags, ZEBRA_MAC_ALL_LOCAL_FLAGS);
UNSET_FLAG(mac->flags, ZEBRA_MAC_STICKY);
SET_FLAG(mac->flags, ZEBRA_MAC_AUTO);
return zebra_evpn_del_local_mac(zevpn, mac);
}
return 0;
@ -4224,7 +4158,7 @@ int zebra_vxlan_local_mac_del(struct interface *ifp, struct interface *br_if,
if (!CHECK_FLAG(mac->flags, ZEBRA_MAC_LOCAL))
return 0;
return zebra_vxlan_do_local_mac_del(zevpn, mac);
return zebra_evpn_del_local_mac(zevpn, mac);
}
/*